baber/WOPTO huggingface dataset:
Patent KR-20030066878-A (KR)
Title: Sealing structure of shocl absorber in vehicle
Inventor: KIM SEONG GU
IPC: F16F9/38
Filed: 2002-02-05
Abstract: PURPOSE: Sealing structure for a shock absorber of a vehicle is provided to absorb impact by moving a jounce bumper against external force with fixing the jounce bumper in a cylinder cap portion, and to prevent inflow of foreign matters into the cylinder by surrounding the cylinder cap portion with the jounce bumper in breaking the dust cover. CONSTITUTION: A shock absorber comprises a cylinder(1) fixed in a knuckle and filled with oil, and a damper rod(2) combined with a strut insulator(7) combined with a vehicle body(6), and inserted and drawn out of the cylinder against external force. A dust cover(9) shuts off foreign matters by surrounding with an assembling bracket(10) attached to a cap(1a) of the cylinder. A jounce bumper(8) is combined with the assembling bracket in the dust cover, and contacted to the vehicle body by surrounding the damper rod to absorb and buffer impact. The endurance of the shock absorber is improved by absorbing shock with moving the jounce bumper and preventing inflow of foreign matters.
Patent KR-20030066996-A (KR)
Title: Ball grid array package with improved thermal emission property
Inventor: KIM O SEOK
IPC: H01L23/36
Filed: 2002-02-06
Abstract: PURPOSE: A ball grid array(BGA) package having an improved thermal emission property is provided to transfer the heat generated in a semiconductor chip to a system board through a metal sink by attaching the metal sink to the lower surface of a substrate while a cavity is formed in the center of the substrate and by directly connecting the metal sink with the system board while attaching the semiconductor chip to the upper portion of the metal sink in the cavity. CONSTITUTION: The cavity is formed in the center of the substrate(35). Electrode terminals(34a) are formed on the upper surface of the substrate. Several solder ball pads(34c) are formed on the lower surface of the substrate. Several via patterns(34b) are formed on the substrate to connect each electrode terminal with the solder ball pads. The metal sink is attached to the cavity and the lower surface of the substrate adjacent to the cavity. The semiconductor chip(31) has several bonding pads(32), attached to the upper portion of the metal sink in the cavity. Several wires(36) connect the bonding pads of the semiconductor chip with the electrode terminals of the substrate, respectively. A mold cap(37) covers the semiconductor chip, the wire and the upper surface of the substrate adjacent to the wire. Several solder balls(38) are attached to each solder ball pad of the substrate.
Patent KR-20020068271-A (KR)
Title: Turbomachine with radial-flow compressor impeller
Inventor: BARTHOLOMA KLAUS
IPC: F04D29/42
Filed: 2002-02-18
Abstract: PURPOSE: A turbomachine is provided to prevent the outflow of broken pieces of a compressor impeller from a compressor casing with a simple and cheap manner. CONSTITUTION: A compressor casing(8) has an outer spiral casing(10), which surrounds a duct section(11) of a flow duct deflected towards the outside into the radial direction(B), and an inner casing(12) insert piece, which is provided in the radial direction(B) between the spiral casing and a compressor impeller(3) and whose inner contour, together with the outer contour of a hub(4) of the compressor impeller, forms the duct section of the flow duct extending essentially in the axial direction(A). The spiral casing is configured with an inner cylinder(15) at least partially surrounding the casing insert piece, on which inner cylinder the casing insert piece is attached by means of a fixing arrangement(17), which is flexible in the axial direction(A), to form a hollow space(16). The flexible fixing arrangement of the casing insert is less secure against fracture than the rigid fixing arrangement of the compressor casing on a bearing casing(1).
Patent KR-20020079376-A (KR)
Inventor: KWAK YEONG YEOL
IPC: F24F11/76
Filed: 2002-02-19
Abstract: PURPOSE: A device for controlling grill of indoor vent is provided to automatically open and close a damper using a remote controller. CONSTITUTION: A device includes at least one damper(40) installed on a grill casing(20) to open and close an air flowing passage; a damper driving device(50) installed on one side of the grill casing and driving the damper to open and close; a power supply device(60) supplying power to the damper driving device; a temperature sensor detecting indoor temperature; an operating device operating driving of the damper driving device and/or selecting preset driving mode of the damper driving device according to temperature detected by the temperature sensor; and a printed circuit board(9) comprising a control part comparing operating signal from the operating device and/or the set driving mode with the temperature detected by the temperature sensor to control driving of the damper driving device and an operation display displaying operation of a machine.
Patent KR-20020068959-A (KR)
Title: Movable-body apparatus, optical deflector, and method of fabricating the same
Inventor: HIROSE HUTOSHI
IPC: G02B7/182
Filed: 2002-02-21
Abstract: PURPOSE: A movable-body apparatus, an optical deflector and a fabricating method thereof are provided to reduce a manufacturing cost and a size and to improve an operational speed. CONSTITUTION: Portions of the second support substrate on opposite sides of the twisting longitudinal axis of the torsion springs(6) are provided with two C-shaped stationary cores(10A,10B) and coils(9A,9B) wound thereon for generating magnetic fluxes flowing along directions parallel to the second support substrate, respectively. The coils(9A,9B) are connected to current sources, respectively, and the motion of the movable plate(5) is controlled by these current sources. The C-shaped stationary cores(10A,10B) and the coils(9A,9B) are also integrally formed on the substrate by micromachining techniques.
Patent KR-20020072193-A (KR)
Inventor: CHO KUI HWA
IPC: C25B1/04
Filed: 2002-02-28
Abstract: PURPOSE: An electrolysis system which is capable of mass-producing oxygen, ozone and hydrogen having high purity and concentration at the same time by electrolyzing water, and a water electrolysis cell used in the electrolysis system are provided. CONSTITUTION: The water electrolysis cell is characterized in that the cell includes a structure in which a catalytic activation layer formed solid polymer electrolyte film(18) is cohesively bonded between an anode electricity supplying body(3) and a cathode electricity supplying body(4), oxygen and ozone gas are obtained from them by generating oxygen, ozone gas and hydrogen ions from the anode electricity supplying body, and the hydrogen ions are supplied to the cathode electricity supplying body(4) through the polymer electrolyte film(18) so that the hydrogen ions are molecularized to obtain hydrogen gas. The electrolysis system comprises the water electrolysis cell; a water supplier for supplying water to the cell via a water purifier(1) and an ion exchanger(2); one or more units selected from an automatic buoy(11) for controlling water level of the electricity supplying bodies inside the cell, a water level measuring sensor(15) and a closing control valve; a voltage supplier; a gas/water separation can which is connected to the anode electricity supplying body(3) in the cell to separate gases generated from the anode; a hydrogen/water separation can(7) which is connected to the cathode electricity supplying body(4) in the cell to separate hydrogen generated from the cathode; a dehumidifier(8) and a hydrogen pressure safety pin(9) connected to the hydrogen/water separation can(7); and a pressure controller for controlling respective generated gases.
Patent KR-20030072494-A (KR)
Title: Receiver drier - integrated condenser
Inventor: AHN HWANG JAE
IPC: F25B39/04
Filed: 2002-03-04
Abstract: PURPOSE: A liquid receiver integrated condenser is provided to achieve improved condensing efficiency by permitting only the pure liquid refrigerant to pass the supercooling region. CONSTITUTION: A liquid receiver integrated condenser comprises the first header pipe(10) for collecting and distributing the refrigerant flowing from a compressor; the second header pipe(20) for distributing the refrigerant supplied through the first header pipe to a liquid receiver(60) and/or the first header pipe; a plurality of tubes(30) connected between the first and second header pipes, which constitute a refrigerant condensing unit and a supercooling unit; and a radiation fin(40) interposed between the tubes. The gas collection portion formed in the upper portion of the liquid receiver and the refrigerant condensing unit are communicated with one another by a bypass pipe(90), to thereby re-condense the gaseous refrigerant existing in the liquid receiver.
Patent KR-20030078478-A (KR)
Title: Method of cold working for tie rod end
Inventor: SHIN TAE JUNG
IPC: B21K1/06
Filed: 2002-03-29
Abstract: PURPOSE: A method for cold working tie rod end used in steering system of automobiles is provided to increase productivity and lower production cost by completing forming of the head part of the tie rod end only with one time press operation. CONSTITUTION: The method for cold working tie rod end comprises a step of processing a workpiece cut correspondingly to required weight of product into a semi-finished product having streamline shaped head part(31); a step of positioning the semi-finished product on lower die(17) comprising lower plate(18), supporting body(19) and lower protrusion(21); first press operation step of in which upper die(10) comprising upper pin(11) is also moved to the lower side so that the upper die(10) presses the workpiece by pressurization spring(15) when space(13) connected to ram of press is moved to the lower side; second press operation step in which the space(13) is moved to the lower side, and the upper pin(11) is also moved to the lower side so that upper female groove part is formed on the workpiece when the space(13) is closely adhered to the upper die(10); third press operation step in which the space(13) is further moved to the lower side to form the workpiece until the upper die(10) and lower die(17) are closely adhered to each other; and a step of removing burr of the formed workpiece and forming a through hole for penetrating upper and lower female groove parts.
Patent KR-20030079554-A (KR)
Title: shelf assembly in gas oven range
Inventor: LEE HAK GWON
IPC: F24C15/18
Filed: 2002-04-04
Abstract: PURPOSE: A shelf assembly is provided to prevent noises emitted due to contact between the shelf and the shelf guide, while achieving improved performance of the shelf. CONSTITUTION: A shelf assembly comprises a shelf guide(51) fixed at both inner sides of a grill cavity(10) forming a grill portion of a gas oven range; and a shelf(15) having both sides supported at the shelf guide, which is mounted in the grill cavity in such a manner that the shelf is slidable outward. The shelf guide has an outer surface in which a tube(51a) made of a Teflon material is inserted.
Patent KR-20020095051-A (KR)
Inventor: IEOKA SHOICHI
IPC: H02P6/06
Filed: 2002-04-10
Abstract: PURPOSE: To improve the efficiency of a motor apparatus, to which the sensorless control is applied, in an initial operation state. CONSTITUTION: A speed control unit 11 calculates a command current, according to an error between a command speed and an estimated speed. A current control unit 12 outputs a reference voltage, corresponding to an error between the command current and a detected motor current. An estimated speed electromotive force is added to the reference voltage for generating a motor application voltage, by which a synchronous motor is driven. An estimation unit 15 calculates the estimated position, estimated speed, and estimated speed electromotive force of the synchronous motor. By supplying a motor current having a predetermined pattern, when the synchronous motor is started, the rotor of the synchronous motor is set at a default position. The default position is used as the initial value of the estimated position.
Patent KR-20030083023-A (KR)
Title: Versatile Apparatus For Exchanging Card For Money And Method Thereof
Inventor: LEE UK KI
IPC: G07B1/00
Filed: 2002-04-18
Abstract: PURPOSE: A multi-purpose card exchanger and an operating method thereof are provided to increase the variety of choice by exchanging beads or coins acquired through a game for a cash instead of a gift. CONSTITUTION: A plurality of cards are stored in a first stacker(27) and the first stacker(27) discharges a card when issuing the card. A card feeder(11) extracts the cards one by one from the stacker(27). A card reader/writer(17) reads and writes an amount of money, a day, and data on the card transferred from the card feeder(11). In case that the card reader/writer(17) cannot read or write data on a card, a first rejection unit rejects the card. A card discharging unit receives a card which is not rejected in the first rejection unit and discharges the card. A first controller(14) controls the card feeder(11), the card reader/writer(17), the first rejection unit, and the card discharging unit. An input terminal is electrically connected to the first controller(14) and inputs an issuing number of the card.
Patent KR-20030084165-A (KR)
Title: Time discount buying system and method using internet
Inventor: KIM CHEOL BONG
Filed: 2002-04-25
Abstract: PURPOSE: A system and method for a discount purchase according to the predetermined time is provided to sell agricultural products, livestock products, and marine products whose values are declined according as time is passed. CONSTITUTION: A time discount purchase system is based on a network of a web server which responds to requests of a buyer(204) and a seller(110). A database server(180) classifies, stores, and manages a plurality of related data. The database server(180) includes a user database(190), a time discount purchase matter database(192), and a web page database(196). Three-stage discount rates according to time are applied to one selling matter data in the time discount purchase matter database(192). The database server(180) searches corresponding purchase information in accordance with a search request of the buyer(204) and the seller(110). A transmission protocol server(160) requests a search of corresponding information to the database server(180), and supplies purchase information received from the web server(150) to the database server(180). The transmission protocol server(160) transmits purchase information searched by the database server(180) to the buyer(204) or the seller(110).
Patent KR-20030085332-A (KR)
Title: Cooling and heating system for vehicle with dividing apparatus of gas
Inventor: LEE JUN GANG
IPC: B60H1/22
Filed: 2002-04-30
Abstract: PURPOSE: A heating and cooling system for a vehicle with a gas distributor is provided to prevent fracture of a compressor. CONSTITUTION: A heating and cooling system includes a compressor(10); a condenser(20); an evaporator(30); a gas distributor(60) having one side connected with the compressor and the other side connected with the evaporator and the condenser to open and close outlets connected to the evaporator and the condenser, respectively, to control distribution of refrigerant depending on selected mode; a first refrigerant circulation circuit(110) in which refrigerant discharged from the compressor is circulated to pass the gas distributor and the evaporator in order and be introduced into the compressor again; a second refrigerant circulation circuit(120) in which refrigerant discharged from the compressor is circulated to pass the gas distributor, the condenser and the evaporator in order, and be introduced into the compressor again; and a control unit(100) including a mode switching part, and controlling amount of refrigerant circulated in the first refrigerant circulation circuit and the second refrigerant circulation circuit.
Patent KR-20020044116-A (KR)
Inventor: JEON CHANG SOO
IPC: G01L7/08
Filed: 2002-05-04
Abstract: PURPOSE: A manometer is provided to maintain air pressure constant in a precise manner by indicating the current pressure in numerical value through the use of a micro computer and controlling power of motor on the basis of the preset temperature. CONSTITUTION: A plurality of contact pins(3) connected to a lead wire for applying a DC power, and a plate spring(31) are inserted into through holes(11,21) formed at a main body(1) of a contact pin socket and a cap(2) to be coupled to the main body. The contact pins are assembled in such a way that the heights of contact pins form a step-like shape. A manometer is configured in that a PCB(41) arranged onto a diaphragm(4) is expanded by the pressure, and contact pins contact in sequence the PCB so as to indicate the pressure in numerical value. LEDs are turned on in sequence according to the contact pins in contact so as to indicate pressure state, and a dip switch positioned at a use pressure is turned on, to thereby operate a relay or a triac and control power.
Patent KR-20030088739-A (KR)
Title: Manufacturing method and products of high glossy artificial stone based on concrete without grinding process
Inventor: CHO SUNG HYUN
IPC: C04B14/02
Filed: 2002-05-14
Abstract: PURPOSE: Provided is a concrete product, which has gloss and surface texture as good as a polished stone product without any polishing treatment and thus is environmentally and economically favorable. CONSTITUTION: The concrete product is produced by the method comprising the steps of: mixing cement, fine aggregate and additives homogeneously; adding water to the mixture and mixing together; adding coarse aggregate and mixing together; introducing the mixture into a mold and removing air bubbles through the vibration and tamping; carrying out the precuring and steam curing; and demolding the product from the mold and then treating with a water repellent.
Patent KR-20030089882-A (KR)
Title: A package sensor module for an optical device of a reflector, and a manufacturing method
Inventor: PARK SEUNG MIN
IPC: G02B6/42
Filed: 2002-05-20
Abstract: PURPOSE: A package sensor module for reflector optical device and a fabricating method thereof are provided to lengthen a lifetime by combining an optical cable with an alloy mold and performing a packaging process by a molding compound. CONSTITUTION: A package sensor module for reflector optical device includes a reflector optical device, the first filler(32), an alloy mold(1), the second filler(51), and a molding compound(52). The reflector optical device is formed with a sensing reflector optical device formed between a buffer plate and a tension plate(25) and a reference reflector optical device. The first filler(32) is injected between the buffer plate and the tension plate(25). The alloy mold(1) includes a tension plate slot and a buffer plate slot. The second filler(51) is injected into a combined portion between the reflector optical device and the alloy mold(1). The molding compound(52) is used for molding an outer surface of the alloy mold(1).
Patent KR-20020051905-A (KR)
Inventor: LEE SEOUNG HO
IPC: E04B1/78
Filed: 2002-05-24
Abstract: PURPOSE: A heat-insulation panel for home appliance is provided to apply the panel to various appliances including home electric heaters such as gas range in order to efficiently resist heat delivery to wall side. CONSTITUTION: The panel comprises a heat-insulation top plate(1) and a heat-insulation bottom plate(2) and air layer formed between both of the plates. If hot air(4) due to the heating body transfers heat to the top plate(1), the heat passes the intermediate layer and diffuses outside by cold air(5) flowed from a remote position at distance from the heating body before the heat reaches exterior material of the wall body(6). The top plate can be connected to and/or removed from the bottom plate by a connection device for them. The panel has advantages of blocking direct heat-transfer by means of air convection mechanism, rapid cooling effect by the cold air, heat-insulation efficiency through the intermediate air layer and good appearance.
Patent KR-20020094895-A (KR)
Inventor: NAKAMURA TETSUJI
IPC: A46D1/00
Filed: 2002-06-11
Abstract: PURPOSE: To provide a hairbrush for easily entangling hair with brush bristles, causing little slipping-out, and capable of skillfully blowing and curling the hair. CONSTITUTION: Auxiliary bristles 3 are arranged below an almost intermediate position of the brush bristles 2. The brush bristles 2 can be formed of hard bristles, and the auxiliary bristles 3 can be formed of soft bristles. The auxiliary bristles 3 are arranged on a side part of the brush bristles 2 in the lengthwise direction of a brush base 1, and can be inclined to the base end side from the tip side of the brush bristles 2.
Patent KR-20030095498-A (KR)
Title: developer-layer regulating apparatus and fabrication method therefor
Inventor: BAEK MYEONG SU
IPC: G03G15/06
Filed: 2002-06-12
Abstract: PURPOSE: An apparatus for regulating a developer layer and a method for manufacturing the same are provided to prevent ununiform pictures due to an unstable developer layer by forming a thin film rubber blade. CONSTITUTION: An elastic plate member(7d) is formed to be attached to a housing which constructs a developer storage space. A coating solution of which the chief ingredient is conductive urethane rubber is sprayed on the elastic plate member at the thickness of 3-10μm to form a first coated layer(17). The first coated layer is dried for 10 to 30 minutes at a temperature range of 120-150 deg. The coating solution is sprayed on the dried first coated layer at the thickness of 3-10μm to form a second coated layer(18). The second coated layer is dried.
Patent KR-20040001662-A (KR)
Title: a parking brake system of vehicles
Inventor: KIM CHEOL HO
IPC: B60T7/12
Filed: 2002-06-28
Abstract: PURPOSE: A parking brake system of a vehicle is provided to improve the operating convenience of a driver by automatically operating and releasing a parking brake and to remove a process for tightening a tension regulating nut after disassembling a center console to regulate the tension of a wire by automatically holding constant tension without regard to the wear of a brake pad or the self extension of the wire. CONSTITUTION: A parking brake system of a vehicle is composed of a wheel speed sensor(10), an inhibitor switch(20), a brake switch(30), a control unit(40), an actuator(60), and a rear brake assembly(50). The wheel speed sensor senses if the vehicle completely stops. The inhibitor switch generates signals to each shift range of an automatic transmission. The brake switch senses operations of a brake pedal and generates a brake operating signal. The control unit receives the signals, winds up a wire connected to the rear brake assembly by operating the actuator if the vehicle stops and a gearshift lever is in a P range, and winds off the wire by operating the actuator if the vehicle stops, the gearshift lever is in the P range, and a brake is operated. The actuator of which operations are controlled by the control unit performs parking-braking and -releasing functions. The rear brake assembly generates brake power when the wire is pulled by the actuator.